Home / 4,727.91-7,091.96-1,265.13

Finding the Fourth Proportional to 4,727.91, 7,091.96 and 1,265.13

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Solution

The fourth proportional to 4,727.91, 7,091.96 and 1,265.13 is: 1,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.91 : 7,091.96 = 1,265.13 : x
  2. Step 2: Convert to fraction form
    4,727.91/7,091.96 = 1,265.13/x
  3. Step 3: Cross multiply
    4,727.91x = 7,091.96 × 1,265.13
  4. Step 4: Simplify right side
    4,727.91x = 8,972,251.35
  5. Step 5: Solve for x
    x = 8,972,251.35/4,727.91
  6. Step 6: Final answer
    x = 1,897.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.